# K130128: Trinity Acetabular System

- Pathway: 510(k) (Special)
- Applicant: Corin Medical
- Decided: Mar 8, 2013 after 50 days
- Product code: LZO (Prosthesis, Hip, Semi-Constrained, Metal/Ceramic/Polymer, Cemented Or Non-Porous, Uncemented)
- Device class: 2
- Regulation: 21 CFR 888.3353
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 12 generations back to K810258 (1981). 97 ancestors in all.
17 later devices descend from it; 5 cite it directly.
0 of 114 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K093472: Trinity Acetabular System, Corin USA (2010) Summary page 1.
- K110087: Corin Trinity Acetbular System with Hxlpe Liners, Corin USA (2011) Summary page 2.
- K122305: Corin Trinity-I Acetabular Shell, Corin USA (2012) Summary page 1.
- K001534: Pinnacle Acetabular System, DePuy Orthopaedics, Inc. (2000) Summary page 3.

## Most influential descendants
- K152893: Corin Optimized Positioning System (OPS) (2016), 8 descendants of its own
- K190834: Corin Optimized Position System Functional Hip Analysis (OPS FHA) (2019), 5 descendants of its own
- K172551: Trinity PLUS Acetabular Shell (2018), 4 descendants of its own
- K142761: Corin TaperFit Hip Stem (2015), 4 descendants of its own
- K192656: Optimized Positioning System (OPS) Insight (2020), 3 descendants of its own

## Indications for use
The indications for the Trinity Acetabular System as a total hip arthroplasty include: * Non-inflammatory degenerative joint disease including osteoarthritis and avascular necrosis * Rheumatoid arthritis * Correction of functional deformity * Developmental dysplasia of the hip (DDH) or congenital dysplasia of the hip (CDH) The Trinity Acetabular System is indicated for cementless use only.

Source page: https://510kreport.com/device/K130128
Methodology: https://510kreport.com/methodology